A family is challenged to drop meat for a week and give up use of one of their cars. Why do you think food and transport were chosen as the focus of this challenge. What impact would this challenge have on you, if you did it?

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Scope

SARDI's Rohan Kimber demonstrates how potential threats to crops can be identified with the help of a mobile spore sampler, a machine on top of a car that sucks samples into a chamber as a driver travels around a farm.

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Scope

Performance scientist Lachlan Johnston introduces some of the technologies used at the Queensland Academy of Sport to gauge and improve the endurance and technique of rowers, including rowing machine monitor, 3D motion capture and VO2 monitor.

Gabriel is beginning high school in the UK, at a school that doesn't begin classes until 1.30pm! It's an unusual idea based on teenagers' need for rest and their tendency to be more active at night, thus losing hours of sleep if they have to be at school early in the morning. There are differing opinions on whether or not this is the right solution and several students weigh in with their thoughts.

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David Attenborough's Galapagos

The movement of oceanic plates created the volcanic islands of the Galapagos as the plate moved over a volcanic hot spot. As the plate moved, it carried older islands away from the hot spot, gradually forming new environments for evolution.

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Scope

Scientists are able to create fires by using cornflour. Cornflour particles that are further apart consume oxygen with no flame created, but when cornflour particles are closer together, a fire can be started spontaneously.

Some people travel to places like Africa just to hunt exotic animals for no other reason than to keep its head as a trophy. Is this right Many have strong feelings against this practice known as trophy hunting while there are some surprising arguments from the other side over why it can be good for local economies and even conservation efforts.

Dehydration makes Stanley hallucinate, piecing together the history of the town. Zero opens up about his past and Stanley is confronted by the disparity between their lives. On the digging field, Stanley and Zero are bullied about their mutual agreement. Zero comes to Stanley's rescue during a fight. Warden Walker bans Stanley and Zero's reading lessons. Zero escapes and Warden Walker puts guards on all water sources. It becomes apparent digging holes for character is not the only reason.

In 1863 a small group of Wurundjeri, Taungurong and Bunurong found a settlement at Coranderrk, approved by Victorian government, after being dispossessed of their traditional lands. They must convert to Christianity and a European way of life.

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First Australians

In 1830 a 300kmlong line of colonists sets out to trap Aboriginal people in one corner of the island, but fails. George Augustus Robinson negotiates with 300 mainland Indigenous Tasmanians to relocate them to Flinders Island.

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Scope

Researchers are using technology to determine the best shape of running shoes for individuals. They can increase shoe longevity by looking at a runner's height, weight, recovery rate, training regime and distance covered during exercise.

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Scope

BionicANTs are tiny robots, also known as autonomous networking technologies. The bots are designed on a computer before the bot is created. ANTS have been designed to work together but there isn't a boss!